Seiko Cal. 6663 - 370

Seiko 6663-370

This Automatic model from 1967 features a 46mm Titanium case. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-b991080c703c]

Also known as: Sumo, Flighty

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
46mm
Case Thickness
13.8mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Navy
Jewels
24j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1967

Related Models

seikata-wm-b991080c703c